A ball of glass will bounce higher than a ball made of rubber.
73
The average temperature at 40,000 feet above sea level is -60 F.
56
According to studies, men change their minds two to three times more often than women.
72
The average home creates more pollution than does the average car.
33
Nearly 50% of the world's scientists are assigned to military projects.
71
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
For every gallon of sea water, you get more than a quarter pound of salt.
45